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• visual representation of the complete set of chromosomes in a cell. In a karyotype, the chromosomes, isolated from a cell, are organized numerically, facilitating the identification of deviations in chromosome number or structure.

Use for: junipers

• a plant genus consisting of species of aromatic evergreen trees or shrubs of the cypress family (Cupressaceae), distributed throughout the Northern Hemisphere. A number of species are cultivated as ornamentals and are useful for their timber.
• a large genus of evergreen shrubs or trees (family Cupressaceae) that have small appressed scale leaves or especially on juvenile growth acerose leaves, minute solitary terminal flowers, and small cones resembling berries and that include some cultivated as ornamentals and some valued for their timber

Use for: equine

• a large solid-hoofed herbivorous ungulate mammal (Equus caballus, family Equidae, the horse family) domesticated since prehistoric times and used as a beast of burden, a draft animal, or for riding

Use for: herbariums

• Here are entered works on collections of dried plant specimens, usually mounted and arranged for botanical reference. Works on individual herbaria are entered under the name of the herbarium.

• any of a class (Gymnospermae) of vascular plants that produce seeds not enclosed in an ovary, possess separate male and female reproductive strobili, and include the conifers, cycadophytes, gnetophytes, and gingko

Use for: gutta-percha

• A tough plastic substance from the latex of several Malaysian trees (especially Palaquium gutta) of the sapodilla family that resembles rubber but contains more resin and is used especially as insulation and in dentistry as a permanent filling in root canals.